Sofia; I believe that what you are looking for is in one of the videos done by Jimena Martínez http://www.geogra.uah.es/gisweb/modulo-practico/ this course is in spanish I hope you can follow it. Please let us know if you find some extra resources about this topic. 2013/1/11 Sofia Pravioti <sofia_pravioti@xxxxxxxx> > Hello everyone > > I am new to Sextante, running my Thesis, and I want to use the Location > Allocation algorithm to help me find the most suitable points of the > candidate ones, to locate recycle centres among a specific area, depending > on the population of the settlements, towns and cities though having a > certain demand-candidate distance at about 6000 km. > I define as: > demand points the settlements layer, > field the settlemets population field, > candidate points the candidate points layer, > type of distance euclidean, > method ‘minimize maximum distance’, > number of resources 15 > maximum distance 6000 > but the results that come out are above AND beyond the maximum distance I > defined as a barrier (at about 20000) > I took for granted that with ‘maximum distance’ it asks for map units. (if > meters, meters) > What might be the mistake i’ve been making when setting the algorithms > parameters? Do I need to set a different LA method perhaps? > > I would be glad if anyone could help me. > Thanks in advance, > Sofia > -- ¡Saludos! / Greetings! Juan José Del Toro M. jdeltoro1973@xxxxxxxxx Guadalajara, Jalisco MEXICO